1101012311 has 12 divisors (see below), whose sum is σ = 1287416592. Its totient is φ = 938827008.

The previous prime is 1101012299. The next prime is 1101012317. The reversal of 1101012311 is 1132101011.

It is a happy number.

It is not a de Polignac number, because 1101012311 - 2¹⁴ = 1100995927 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1101012292 and 1101012301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101012317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48755 + ... + 67668.

It is an arithmetic number, because the mean of its divisors is an integer number (107284716).

Almost surely, 2^1101012311 is an apocalyptic number.

1101012311 is a deficient number, since it is larger than the sum of its proper divisors (186404281).

1101012311 is a wasteful number, since it uses less digits than its factorization.

1101012311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116630 (or 116623 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 11.

The square root of 1101012311 is about 33181.5055565597. The cubic root of 1101012311 is about 1032.5966815528.

Adding to 1101012311 its reverse (1132101011), we get a palindrome (2233113322).

The spelling of 1101012311 in words is "one billion, one hundred one million, twelve thousand, three hundred eleven".